644 Commits

Author	SHA1	Message	Date
Irmen de Jong	a2860a7c8c	todo	2021-11-30 22:45:43 +01:00
Irmen de Jong	ea0fe8d3d2	PrefixExpression doesn't cause clobber risk	2021-11-30 02:32:37 +01:00
Irmen de Jong	2560042ac7	fix compiler crashes on in-place operations on cx16 registers or invalid signed types	2021-11-30 02:27:37 +01:00
Irmen de Jong	83f893f50b	doc	2021-11-30 00:54:03 +01:00
Irmen de Jong	9ecf95b075	fix syntaxerror in const processing of ranges if it contained variables	2021-11-29 23:36:41 +01:00
Irmen de Jong	7748c261da	rsave/rrestore moved from sys to builtin function to solve the stack related problem when calling it as a regular subroutine	2021-11-29 23:13:04 +01:00
Irmen de Jong	a2db44f80c	also consider Y register for clobber check for functioncall arguments	2021-11-29 22:09:05 +01:00
Irmen de Jong	b438d8aec0	fix invalid range size check when stepval is not a positive integer	2021-11-29 02:01:19 +01:00
Irmen de Jong	4ac169b210	formatting	2021-11-29 01:25:21 +01:00
Irmen de Jong	32068a832a	split some additional binary expressions to avoid stack-based evaluation	2021-11-28 18:27:28 +01:00
Irmen de Jong	0a568f2530	fix the check of double-defined subroutine variables	2021-11-28 12:52:32 +01:00
Irmen de Jong	c52aa648c0	use an AnonymousScope to contain GoSub changes instead of adding separate statements	2021-11-28 12:09:13 +01:00
Irmen de Jong	7c5ec1853d	nice error message if pop() argument is wrong	2021-11-28 02:20:35 +01:00
Irmen de Jong	e8f4686430	undid failed attempt of using sys.push/sys.pop for stack args - now using new push(), pushw(), pop(), popw() builtin functions	2021-11-28 01:22:40 +01:00
Irmen de Jong	64a411628d	doc fixes	2021-11-27 19:58:08 +01:00
Irmen de Jong	54025d2bf5	small refactor and spelling fixes	2021-11-27 14:49:18 +01:00
Irmen de Jong	e4648e2138	proper rounding of builtin functions that return int from float	2021-11-26 20:32:12 +01:00
Irmen de Jong	110e047681	replace subroutine calls (statement) by GoSub	2021-11-26 19:47:01 +01:00
Irmen de Jong	17d403d812	Merge branch 'ref-subroutine-param' into v7.4-dev ... # Conflicts: # compilerAst/src/prog8/ast/AstToplevel.kt	2021-11-26 01:12:14 +01:00
Irmen de Jong	e52d05c7db	fix some scoping related symbol lookup issues, clarified scoping rules in docs	2021-11-23 23:43:23 +01:00
Irmen de Jong	ff715881bc	allow scoped identifiers to reference a subroutine parameter directly. ... also for asmsubroutines, but the asm generation for that is not yet done.	2021-11-21 23:21:39 +01:00
Irmen de Jong	e86246a985	todo	2021-11-21 14:00:19 +01:00
Irmen de Jong	625aaa02eb	documented the compiler's command line options in more detail	2021-11-21 13:53:22 +01:00
Irmen de Jong	787e35c9f3	asm optimizer can now also see of a symbol reference if it is in IO space or not (to a certain extent), so that these instructions are no longer optimized away	2021-11-21 13:12:51 +01:00
Irmen de Jong	8887e6af91	fix substituting 0 only if its actually the same variable that's substituted	2021-11-21 12:34:57 +01:00
Irmen de Jong	3c39baf1d6	don't optimize seemingly redundant assembly instructions away that manipulate IO memory space	2021-11-21 03:24:03 +01:00
Irmen de Jong	b292124f3c	replaced many short/int values by unsigned types if appropriate	2021-11-21 00:55:56 +01:00
Irmen de Jong	107935ed31	add some more const folding patterns	2021-11-20 22:47:49 +01:00
Irmen de Jong	adfaddbcf4	give a nicer error when given a wrong compilation target.	2021-11-20 18:30:55 +01:00
Irmen de Jong	74db5c6be7	fix referencesIdentifier() and better removal of unnecessary assignments	2021-11-20 17:41:41 +01:00
Irmen de Jong	f9399bcce7	r=(q+r)-c and r=q+(r-c) are now both also 'augmentable', and BinExprSplitter doesn't check for associativeOperator anymore	2021-11-20 02:03:32 +01:00
Irmen de Jong	b334d89715	refactor and fix the way memory addresses are checked to be in IO space or regular ram	2021-11-18 22:47:58 +01:00
Irmen de Jong	4f5d36a84d	optimization added: bitwise operations with a negative constant number -> replace the number by its positive 2 complement	2021-11-18 02:51:42 +01:00
Irmen de Jong	8f379e2262	give an error when initializing an integer var with a float value instead of silently rounding	2021-11-18 01:56:11 +01:00
Irmen de Jong	fa11a6e18b	removed faulty and too aggressive assembly optimization of double-store	2021-11-18 01:43:22 +01:00
Irmen de Jong	52bedce8f4	added test for assignment.isAugmented	2021-11-18 01:05:16 +01:00
Irmen de Jong	4c82af36e6	fix improperly changed behavior about =0 initializer	2021-11-18 00:17:22 +01:00
Irmen de Jong	dafa0d9138	fix compiler crash bug due to reused ast expression nodes. Now all (relevant) Nodes have a copy() function to make a clone.	2021-11-17 23:05:59 +01:00
Irmen de Jong	6af3209d4d	add more const foldings	2021-11-17 00:57:00 +01:00
Irmen de Jong	964e8e0a17	update to Kotlin 1.6.0	2021-11-16 22:36:23 +01:00
Irmen de Jong	1f60a2d8b9	comments	2021-11-15 01:30:12 +01:00
Irmen de Jong	c80df4140b	until-loop condition now also simplified to avoid stack-eval	2021-11-14 22:51:02 +01:00
Irmen de Jong	ab2d1122a9	conditional expressions are optimized more intelligently (simple ones are not split off in separate assignments)	2021-11-14 12:38:56 +01:00
Irmen de Jong	5190594c8a	added several more assembly-level optimizations to remove redundant instructions	2021-11-14 12:23:46 +01:00
Irmen de Jong	c858ceeb58	compiler shouldn't use cx16.r15 as temp var	2021-11-14 02:38:59 +01:00
Irmen de Jong	f0f52b9166	optimize typecasted binary expression to avoid even more estack use. also fix wrong parent crash in removal of unused variable's assignments.	2021-11-13 14:22:37 +01:00
Irmen de Jong	00c6f74481	tweak temp float	2021-11-13 12:56:59 +01:00
Irmen de Jong	2177ba0ed2	added signed versions of the cx16 virtual registers	2021-11-13 02:42:21 +01:00
Irmen de Jong	69f4a4d4f8	tweak expr.typecastTo() a bit	2021-11-11 00:15:09 +01:00
Irmen de Jong	222bcb808f	optimize load-store-load combo in output asm	2021-11-10 23:47:35 +01:00